MDL-59148 css: Remove legacy param from php-doc

Version bump as well.

lib/csslib.php

@@ -334,7 +334,6 @@ function css_send_cached_css_content($csscontent, $etag) {
  * The Content-Length of the body is also included, but the script is not ended.
  *
  * @param string $css The CSS content to send
- * @param int $expiry The anticipated expiry of the file
  */
 function css_send_temporary_css($css) {
     header('Cache-Control: no-cache, no-store, must-revalidate');

version.php

@@ -29,7 +29,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$version  = 2017062200.02;              // YYYYMMDD      = weekly release date of this DEV branch.
+$version  = 2017062200.03;              // YYYYMMDD      = weekly release date of this DEV branch.
                                         //         RR    = release increments - 00 in DEV branches.
                                         //           .XX = incremental changes.